package CapaServlet;

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import java.io.IOException;
import java.io.PrintWriter;
import java.sql.Connection;
import java.sql.DriverManager;
import java.sql.ResultSet;
import java.sql.SQLException;
import java.sql.Statement;
import java.util.logging.Level;
import java.util.logging.Logger;
import javax.servlet.ServletException;
import javax.servlet.annotation.WebServlet;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

/**
 *
 * @author Juan
 */
@WebServlet(urlPatterns = {"/NewServlet"})
public class NewServlet extends HttpServlet {

    /**
     * Processes requests for both HTTP <code>GET</code> and <code>POST</code>
     * methods.
     *
     * @param request servlet request
     * @param response servlet response
     * @throws ServletException if a servlet-specific error occurs
     * @throws IOException if an I/O error occurs
     */
    protected void processRequest(HttpServletRequest request, HttpServletResponse response)
            throws ServletException, IOException {
        response.setContentType("text/html;charset=UTF-8");
        try (PrintWriter out = response.getWriter()) {
            /* TODO output your page here. You may use following sample code. */
            try{
                Class.forName("com.mysql.jdbc.Driver");
                String connectionUrl="jdbc:mysql://localhost/bd_emp2014";
                Connection con= DriverManager.getConnection(connectionUrl,"root","root");
                Statement stmt= con.createStatement();
                ResultSet rs= stmt.executeQuery("SELECT * FROM EMPLEADOS");
                while (rs.next()){
                    String Vnif=rs.getString("NIF");
                    String Vnombre=rs.getString("NOMBRE");  
                    String Vsalario=rs.getString("SALARIO");
                    out.println("<!DOCTYPE html>");
            out.println("<html>");
            out.println("<head>");
            out.println("<title>Servlet NewServlet1</title>");            
            out.println("</head>");
            out.println("<body>");
            out.println("<h1>Vnif:" +Vnif+ "</h1>");
            out.println("Vnombre:" +Vnombre+ "");
            out.println("Vsalario:" +Vsalario+ "");
            out.println("</body>");
            out.println("</html>");
                    
                }
                
                
            }catch(SQLException e){
                System.out.println("SQL Exception:"+e.toString());
            } catch (ClassNotFoundException ex) {
                Logger.getLogger(NewServlet.class.getName()).log(Level.SEVERE, null, ex);
            }
        }
    }

    // <editor-fold defaultstate="collapsed" desc="HttpServlet methods. Click on the + sign on the left to edit the code.">
    /**
     * Handles the HTTP <code>GET</code> method.
     *
     * @param request servlet request
     * @param response servlet response
     * @throws ServletException if a servlet-specific error occurs
     * @throws IOException if an I/O error occurs
     */
    @Override
    protected void doGet(HttpServletRequest request, HttpServletResponse response)
            throws ServletException, IOException {
        processRequest(request, response);
    }

    /**
     * Handles the HTTP <code>POST</code> method.
     *
     * @param request servlet request
     * @param response servlet response
     * @throws ServletException if a servlet-specific error occurs
     * @throws IOException if an I/O error occurs
     */
    @Override
    protected void doPost(HttpServletRequest request, HttpServletResponse response)
            throws ServletException, IOException {
        processRequest(request, response);
    }

    /**
     * Returns a short description of the servlet.
     *
     * @return a String containing servlet description
     */
    @Override
    public String getServletInfo() {
        return "Short description";
    }// </editor-fold>

}
